CN108285231A - A kind of device and method of the reverse osmosis concentrated Organic substance in water of removal - Google Patents
A kind of device and method of the reverse osmosis concentrated Organic substance in water of removal Download PDFInfo
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- CN108285231A CN108285231A CN201810201914.2A CN201810201914A CN108285231A CN 108285231 A CN108285231 A CN 108285231A CN 201810201914 A CN201810201914 A CN 201810201914A CN 108285231 A CN108285231 A CN 108285231A
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- exchange membrane
- water
- cathode
- ozone
- chamber
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 72
- 238000000034 method Methods 0.000 title claims abstract description 36
- 238000001223 reverse osmosis Methods 0.000 title claims abstract description 30
- 239000000126 substance Substances 0.000 title claims abstract description 16
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims abstract description 51
- 239000003054 catalyst Substances 0.000 claims abstract description 32
- 239000012528 membrane Substances 0.000 claims abstract description 31
- 238000005341 cation exchange Methods 0.000 claims abstract description 30
- 239000003011 anion exchange membrane Substances 0.000 claims abstract description 28
- 238000006243 chemical reaction Methods 0.000 claims abstract description 28
- 238000005273 aeration Methods 0.000 claims abstract description 18
- 239000012530 fluid Substances 0.000 claims abstract description 12
- 229910001220 stainless steel Inorganic materials 0.000 claims description 10
- 239000010935 stainless steel Substances 0.000 claims description 7
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical group [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 6
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 6
- 229910052719 titanium Inorganic materials 0.000 claims description 6
- 239000010936 titanium Substances 0.000 claims description 6
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 claims description 3
- 229910052741 iridium Inorganic materials 0.000 claims description 3
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 claims description 3
- 229910052697 platinum Inorganic materials 0.000 claims description 3
- 229910052707 ruthenium Inorganic materials 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims description 2
- 238000005349 anion exchange Methods 0.000 claims 1
- 239000005416 organic matter Substances 0.000 abstract description 7
- 150000001450 anions Chemical class 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 5
- 238000007254 oxidation reaction Methods 0.000 description 5
- 150000003839 salts Chemical class 0.000 description 5
- 230000003197 catalytic effect Effects 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920000915 polyvinyl chloride Polymers 0.000 description 3
- 239000004800 polyvinyl chloride Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 150000001768 cations Chemical class 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000006385 ozonation reaction Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- -1 salt ion Chemical class 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 229920001617 Vinyon Polymers 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 description 1
- 229920000457 chlorinated polyvinyl chloride Polymers 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 238000010612 desalination reaction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000003014 ion exchange membrane Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 125000005575 polycyclic aromatic hydrocarbon group Chemical group 0.000 description 1
- 125000003367 polycyclic group Chemical group 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000008213 purified water Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000011949 solid catalyst Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- 229910021642 ultra pure water Inorganic materials 0.000 description 1
- 239000012498 ultrapure water Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
- 230000010148 water-pollination Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/467—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/725—Treatment of water, waste water, or sewage by oxidation by catalytic oxidation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/74—Treatment of water, waste water, or sewage by oxidation with air
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/78—Treatment of water, waste water, or sewage by oxidation with ozone
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/78—Details relating to ozone treatment devices
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2305/00—Use of specific compounds during water treatment
- C02F2305/02—Specific form of oxidant
- C02F2305/023—Reactive oxygen species, singlet oxygen, OH radical
Abstract
The present invention provides a kind of device and method of the reverse osmosis concentrated Organic substance in water of removal, described device includes：Reaction vessel, positive plate, negative plate, cation-exchange membrane, anion-exchange membrane, ozone catalyst bed and aeration head；Reaction vessel is divided into three rooms, cathode chamber, process chamber and anode chamber by anions and canons exchange membrane；Positive plate is housed, top is equipped with positive water inlet and positive exhaust outlet, and bottom is equipped with positive leakage fluid dram in cathode chamber；There are negative plate, top to be equipped with cathode water inlet and cathode exhaust outlet in anode chamber, bottom is equipped with cathode leakage fluid dram；Ozone catalyst bed is located at process chamber, interior that ozone catalyst is housed；Chamber bottom is equipped with water outlet, and top is equipped with ozone exhaust outlet and water inlet；Aeration head is installed on chamber bottom, is communicated with ozone inlet.Reverse osmosis concentrated water is handled using described device, the solubility of ozone wherein can be increased, improves OH production rates, realizes the organic matter in efficiently removal reverse osmosis concentrated water.
Description
Technical field
The present invention relates to technical field of sewage, more particularly to a kind of device of the reverse osmosis concentrated Organic substance in water of removal
And method.
Background technology
Reverse osmosis technology be widely used in seawater and brackish water desalination, water softening, the recycling of middle water, Industrial Wastewater Treatment and
The fields such as ultra-pure water preparation.Reverse osmosis technology treated sewage producing water ratio about 50-75% generates reverse osmosis concentrated water and accounts for about 50-25%.
Include mainly higher aliphatic hydrocarbon, polycyclic aromatic hydrocarbon, polycyclic aromatics containing a large amount of organic matter difficult to degrade in reverse osmosis concentrated water
Object etc., direct outer pollution discharging surface water, soil, endangers surrounding enviroment, crowd.
Catalytic ozonation method have become water removal in high stability, the key technology of persistent organic pollutants it
One.It can achieve the purpose that deep oxidation using the oxidation of solid catalyst synergy ozone, remove removal organic polluter to the maximum extent.
But reverse osmosis concentrated water salt content is high, is rich in Na+、Ca2+、Cl-、SO4 2-Deng, salinity not only influences the solubility of ozone, but also
Easily OH is made to be quenched, to affect the efficiency that ozone catalytic removes reverse osmosis concentrated Organic substance in water.
Invention content
The purpose of the present invention is to provide a kind of device and methods of the reverse osmosis concentrated Organic substance in water of removal, in zwitterion
A low-salt environment is formed between exchange membrane, solves the technical issues of ozone solubility is low, and OH is easily quenched under high salt conditions.Tool
Body technique scheme is as follows：
First aspect present invention provides a kind of device of the reverse osmosis concentrated Organic substance in water of removal, including：Reaction vessel, just
Pole plate, negative plate, cation-exchange membrane, anion-exchange membrane, ozone catalyst bed and aeration head；Anion-exchange membrane and sun
Reaction vessel is divided into three rooms by amberplex, is cathode chamber between anion-exchange membrane and reactor vessel wall, and cation exchanges
It is anode chamber between film and reactor vessel wall, is process chamber between two films；Wherein positive plate is located at cathode chamber, is equipped at the top of cathode chamber
Positive water inlet and positive exhaust outlet, bottom are equipped with positive leakage fluid dram；Negative plate is located at anode chamber, and cathode is equipped at the top of anode chamber
Water inlet and cathode exhaust outlet, bottom are equipped with cathode leakage fluid dram；The ozone catalyst bed is placed in process chamber, ozone catalytic
Ozone catalyst is housed in agent bed；The chamber bottom is equipped with water outlet, and top is equipped with ozone exhaust outlet and water inlet；Institute
It states aeration head and is installed on chamber bottom, communicated with ozone inlet.
In some embodiments of first aspect present invention, the positive plate is titanium plate, and surface is coated with ruthenium, platinum, iridium
At least one of, the negative plate is 316L stainless steels or two phase stainless steel, and the positive plate and negative plate pass through the branch that insulate
Frame is fixed in the reaction vessel, and positive plate connects 12~16V DC power supplies with negative plate.
In other embodiments of first aspect present invention, the cation-exchange membrane and anion-exchange membrane are parents
Aqueous homogeneous or half homogeneous diaphragm, wherein anion-exchange membrane are placed in parallel with positive plate, positive between the two away from for 100-200mm
Amberplex is placed in parallel with negative plate, spacing 100-200mm, and anion-exchange membrane, cation-exchange membrane with it is corresponding
Positive plate, cathode distance between plates are equal.
In some embodiments of first aspect present invention, bed holder, the ozone are installed in the process chamber
Catalyst bed is fixed on the bed holder.The fixed point of different height is provided on the bed holder, by described
Fixed point, the ozone catalyst bed can be fixed on the different height on the bed holder.
In some embodiments of first aspect present invention, the aeration head is titanium aeration head.
In other embodiments of first aspect present invention, the aeration head is being located at ozone catalyst bed just
Lower section.
In some embodiments of first aspect present invention, the processing indoor top is provided with water distributor, the cloth
Hydrophone is connected to the water inlet；Preferably, the water distributor is installed on process chamber center of top.
Second aspect of the present invention provides organic in a kind of removal reverse osmosis concentrated water using described in first aspect present invention
The device of object, the method for removing reverse osmosis concentrated Organic substance in water.
The device and method of the reverse osmosis concentrated Organic substance in water of removal provided in an embodiment of the present invention, by electrochemical techniques and
The combination of catalytic ozonation technology forms low salt solutions area between the anion-exchange membrane and cation-exchange membrane, can
Increase the solubility of ozone wherein, and then improve OH production rates, but also can effectively inhibit OH caused by salt ion
It is quenched, realizes the organic matter in efficiently removal reverse osmosis concentrated water.
Description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, required use in being described below to embodiment
Attached drawing be briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for this
For the those of ordinary skill of field, without creative efforts, others are can also be obtained according to these attached drawings
Attached drawing.
Fig. 1 is a kind of apparatus structure schematic diagram of the reverse osmosis concentrated Organic substance in water of removal；
Fig. 2 is the A-A sectional views of the apparatus structure schematic diagram of the reverse osmosis concentrated Organic substance in water of removal shown in Fig. 1；
The corresponding component of each label is in figure：1- water inlets；2- reaction vessels；3- water distributors；4- anode exhaust outlets；5- is negative
Pole exhaust outlet；6- positive plates；7- anion-exchange membranes；8- bed holders；9- cation-exchange membranes；10- negative plates；11- ozone
Catalyst；12- ozone catalyst beds；13- cathode leakage fluid drams；14- water outlets；15- ozone inlets；16- aeration heads；17-
Positive leakage fluid dram；18- insulating supports；19- ozone exhaust outlets；20- anode water inlets；21- cathode water inlets.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
First aspect present invention provides a kind of device of the reverse osmosis concentrated Organic substance in water of removal, as shown in Figure 1 and Figure 2, packet
It includes：Reaction vessel 2, positive plate 6, negative plate 10, cation-exchange membrane 9, anion-exchange membrane 7, ozone catalyst bed 12 and
Aeration head 16；Reaction vessel is divided into three rooms by anion-exchange membrane 7 and cation-exchange membrane 9, in three rooms, anion
It is cathode chamber between exchange membrane 7 and reactor vessel wall, is anode chamber between cation-exchange membrane 9 and reactor vessel wall, is between two films
Process chamber；Wherein positive plate 6 is located at cathode chamber, positive water inlet 20 and positive exhaust outlet 4 is equipped at the top of cathode chamber, bottom is equipped with
Positive leakage fluid dram 17；Negative plate 10 is located at anode chamber, and cathode water inlet 21 and cathode exhaust outlet 5, bottom are equipped at the top of anode chamber
Equipped with cathode leakage fluid dram 13；The ozone catalyst bed 12 is placed in process chamber, and ozone is housed in ozone catalyst bed 12
Catalyst 11；The chamber bottom is equipped with water outlet 14, and top is equipped with ozone exhaust outlet 19 and water inlet 1；The aeration head
16 are installed on chamber bottom, are communicated with ozone inlet 15.
Reaction vessel 2 of the present invention can be the sheet such as the reaction kettle of stainless steel or two-phase stainless steel material, reaction tower
The common sealed reaction vessel in field, the volume and capacity of reaction vessel also can unrestricted choices according to actual needs.
In some embodiments of first aspect present invention, the positive plate 6 uses rectangular titanium plate, surface plating
Have at least one of ruthenium, platinum, iridium, the negative plate 10 uses rectangular 316L stainless steels or two phase stainless steel, it is described just
Pole plate and negative plate are purchased from commercial sources.The positive plate 6 and negative plate 10 are fixed on reaction by insulating support 18 to be held
It in device 2, is not in direct contact with reactor vessel wall, positive plate 6 and negative plate 10 connect 12~16V DC power supplies.It is of the present invention
The common connection type that connection type between positive plate, negative plate and DC power supply is known in the art, this will not be repeated here.
" insulating support " of the present invention is the holder that can be achieved to insulate between electrode plate and reactor vessel wall, in the present invention
In some embodiments of first aspect, the insulating support can be metallic support, and one end is by welding, snapping connection or spiral shell
It tethers the mode connect to be fixed on reaction vessel 2, the other end is equipped with screw hole, and one is placed between positive plate or negative plate and metallic support
Positive plate or negative plate are fixed on metallic support by a insulation spacer by insulated bolt.In the another of first aspect present invention
In some embodiments, the insulating support is the holder made using insulating materials, and positive plate or negative plate pass through the branch
Frame is fixed in the reaction vessel.
In some embodiments of first aspect present invention, the cation-exchange membrane 9 and anion-exchange membrane 7 are anti-
The hydrophily of oxidation is homogeneous or half homogeneous diaphragm, aperture 15-20nm, the cation-exchange membrane and anion-exchange membrane
Purchased from commercial sources.
In some embodiments of first aspect present invention, the anion-exchange membrane 7 is placed in parallel with positive plate 6,
Between the two away from for 100-200mm, cation-exchange membrane 9 is placed in parallel with negative plate 10, spacing 100-200mm, and anion
Exchange membrane, cation-exchange membrane are equal with corresponding positive plate, cathode distance between plates.
In some embodiments of first aspect present invention, the anion-exchange membrane and cation-exchange membrane are fixed on
In rectangle plastic frame, the material of the plastic frame can be vinyon (PE), hard polyvinyl chloride (U-PVC), crosslinking
Polyethylene (PEX), chliorinated polyvinyl chloride (PVC-C) etc..U is fixed with by welding or bolted mode in reactor vessel wall
Shape slot.U-lag is corresponding with plastic frame shape, the size of fixed ion exchange membrane, and anion-exchange membrane or cation exchange
Film and fixed frame are inserted into along U-lag in reaction vessel together, and reaction vessel is divided into three rooms.
In some embodiments of first aspect present invention, anion-exchange membrane 7 is put vertically with cation-exchange membrane 9
It sets, and the two is mutually parallel, reaction vessel 2 is divided into three rooms：The reactor vessel wall of side is enclosed with anion-exchange membrane 7
At space be cathode chamber, between anion-exchange membrane 7, cation-exchange membrane 9 be process chamber；Cation-exchange membrane 9 with it is another
The space that the reactor vessel wall of side surrounds is anode chamber.
In some embodiments of first aspect present invention, bed holder 8, the ozone are installed in the process chamber
Catalyst bed 12 is fixed on the bed holder 8.Illustratively, the bed holder 8 can be 4 two phase stainless steel branch
Frame is fixed in reaction vessel 2 by the modes such as welding, being bolted or snap connection, is provided with not on the bed holder 8
Level fixed point, such as screw hole, the ozone catalyst bed 12 can be secured by bolts on the bed holder 8
In the screw hole of different height.
In some embodiments of first aspect present invention, the ozone catalyst bed 12 may include one or
The cylinder or cuboid framework in multiple netted faces of covering, the frame and netted face can be made not by two phase stainless steel
Become rusty steel frame and stainless (steel) wire, and the mesh aperture in the netted face is 2-3mm, is urged equipped with ozone in the ozone catalyst bed
Agent.Ozone catalyst of the present invention is ozone catalyst commonly used in the art, can be purchased from commercial sources；The ozone catalyst
The quantity and size of bed, those skilled in the art can be adjusted, not limit herein according to actual needs.
In some embodiments of first aspect present invention, the cation-exchange membrane 9 and cation-exchange membrane 7 with
The shortest distance between the ozone catalyst bed 12 is equal, and the shortest distance is 100-200mm.
In some embodiments of first aspect present invention, the aeration head 16 is titanium aeration head.
In other embodiments of first aspect present invention, the aeration head 16 is located at ozone catalyst bed 12
Underface.
In some embodiments of first aspect present invention, the processing indoor top is provided with water distributor 3, such as perforates
Pipe, nozzle etc., the water distributor 3 are connected to the water inlet 1；Preferably, during the water distributor 3 is installed at the top of process chamber
Centre.
Second aspect of the present invention provides organic in a kind of removal reverse osmosis concentrated water using described in first aspect present invention
The device of object, the method for removing reverse osmosis concentrated Organic substance in water；The device can be as shown in Figure 1 and Figure 2.
In some embodiments of second aspect of the present invention, reverse osmosis concentrated water enters from water inlet 1 from reaction vessel 2
Reason is indoor, is preferably evenly distributed in the process chamber of reaction vessel 2 and flows downward through water distributing plate 3；Cathode chamber is intake from anode
20 water fillings of mouth；Anode chamber is from 21 water filling of cathode water inlet；Three indoor liquid levels, which synchronize to rise to, does not cross anion-exchange membrane and sun
Amberplex, but be not filled in entire reaction vessel.After device is powered, interpolar electricity is generated between positive plate 6 and negative plate 10
, push cation and anion to penetrate cation-exchange membrane 7 or anion-exchange membrane 9 respectively, in cation-exchange membrane 7 and the moon
The reverse osmosis water of less salt is formed between amberplex 9, ozone enters from the ozone inlet 15 of 2 bottom of reaction vessel, through exposing
Micro-bubble is formed after gas head 16 to be dispersed in less salt reverse osmosis water, and OH is generated under the action of ozone catalyst 11,
Oxidation reaction occurs with the organic matter in less salt reverse osmosis water, by the organic matter removal in water, unreacted ozone and ozone are also
Gas after original is discharged from odor exhaust mouth 19, into ozone destruct device.In cation-exchange membrane 9, anion-exchange membrane 7
On can adhere to a small amount of organic matter, the oxidation of ozone can remove organic matter, clean film surface.Assemble around positive plate 6
Anion generates Cl2, move up, be discharged through positive exhaust outlet 4, in the acid solution that cathode chamber is formed, through 17 row of positive leakage fluid dram
Go out；Assemble cation around negative plate 10, generates H2, move up, be discharged through cathode exhaust outlet 5, formed in anode chamber
Lye is discharged through cathode leakage fluid dram 13.Treated, and purified water is discharged through water outlet 14 from reaction vessel.
Heretofore described welding, the connection types such as to be bolted, snap connection be common company well known in the art
Mode is connect, this will not be repeated here.
It should be noted that herein, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or equipment including a series of elements includes not only those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or equipment institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including institute
State in the process, method, article or equipment of element that there is also other identical elements.
Each embodiment in this specification is all made of relevant mode and describes, identical similar portion between each embodiment
Point just to refer each other, and each embodiment focuses on the differences from other embodiments.Especially for system reality
For applying example, since it is substantially similar to the method embodiment, so description is fairly simple, related place is referring to embodiment of the method
Part explanation.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the scope of the present invention.It is all
Any modification, equivalent replacement, improvement and so within the spirit and principles in the present invention, are all contained in protection scope of the present invention
It is interior.
Claims (10)
1. a kind of device of the reverse osmosis concentrated Organic substance in water of removal, which is characterized in that including：Reaction vessel, positive plate, cathode
Plate, cation-exchange membrane, anion-exchange membrane, ozone catalyst bed and aeration head；
Reaction vessel is divided into three rooms by anion-exchange membrane with cation-exchange membrane, between anion-exchange membrane and reactor vessel wall
It is anode chamber between cation-exchange membrane and reactor vessel wall for cathode chamber, is process chamber between two films；Wherein positive plate is located at just
Pole room, cathode chamber top are equipped with positive water inlet and positive exhaust outlet, and bottom is equipped with positive leakage fluid dram；Negative plate is located at cathode
Room, anode chamber top are equipped with cathode water inlet and cathode exhaust outlet, and bottom is equipped with cathode leakage fluid dram；The ozone catalyst bed
It is placed in process chamber, ozone catalyst is housed in ozone catalyst bed；The chamber bottom is equipped with water outlet, and top is equipped with
Ozone exhaust outlet and water inlet；The aeration head is installed on chamber bottom.
2. the apparatus according to claim 1, which is characterized in that the positive plate is titanium plate, and surface is coated with ruthenium, platinum, iridium
At least one of, the negative plate is 316L stainless steels or two phase stainless steel, and the positive plate and negative plate pass through the branch that insulate
Frame is fixed in the reaction vessel, and positive plate connects 12~16V DC power supplies with negative plate.
3. the apparatus according to claim 1, which is characterized in that the cation-exchange membrane and anion-exchange membrane are hydrophilic
Property homogeneous or half homogeneous diaphragm.
4. according to the device described in claim 1, which is characterized in that the anion-exchange membrane is placed in parallel with positive plate,
Spacing is 100-200mm；Cation-exchange membrane is placed in parallel with negative plate, spacing 100-200mm；The anion exchange
Film, cation-exchange membrane are equal with corresponding positive plate, cathode distance between plates.
5. the apparatus according to claim 1, which is characterized in that be equipped with bed holder, the ozone in the process chamber
Catalyst bed is fixed on the bed holder.
6. device according to claim 5, which is characterized in that be provided with the fixation of different height on the bed holder
Point；By the fixed point, the ozone catalyst bed can be fixed on the different height on the bed holder.
7. the apparatus according to claim 1, which is characterized in that the aeration head is titanium aeration head.
8. device according to claim 1 or claim 7, which is characterized in that the aeration head is located at ozone catalyst bed
Underface.
9. the apparatus according to claim 1, which is characterized in that the processing indoor top is provided with water distributor, the cloth
Hydrophone is connected to the water inlet；Preferably, the water distributor is installed on process chamber center of top.
10. the device removal using the reverse osmosis concentrated Organic substance in water of removal described in any one of claim 1-9 is reverse osmosis concentrated
The method of Organic substance in water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810201914.2A CN108285231B (en) | 2018-03-12 | 2018-03-12 | Device and method for removing organic matters in reverse osmosis concentrated water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810201914.2A CN108285231B (en) | 2018-03-12 | 2018-03-12 | Device and method for removing organic matters in reverse osmosis concentrated water |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108285231A true CN108285231A (en) | 2018-07-17 |
| CN108285231B CN108285231B (en) | 2024-01-23 |
Family
ID=62833490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201810201914.2A Active CN108285231B (en) | 2018-03-12 | 2018-03-12 | Device and method for removing organic matters in reverse osmosis concentrated water |
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| JP2009034624A (en) * | 2007-08-02 | 2009-02-19 | Mhi Environment Engineering Co Ltd | Wastewater treatment apparatus and method |
| CN101492200A (en) * | 2009-03-04 | 2009-07-29 | 广东工业大学 | Method for photoelectrocatalysis oxidization of organic waste water with ozone |
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